Armstrong's official astronaut portrait from June 1969. Credit: NASA› View Photo Gallery Neil Armstrong, the first man to walk on the moon during the 1969 Apollo 11 mission, died on Saturday, Aug. 25, 2012. He was 82.

Armstrong's words "That is one small step for (a) man, one giant leap for mankind," spoken on July 20, 1969, as he became the first person ever to step onto another planetary body, instantly became a part of history.